They added on Twitter: "#StormAli will bring very windy conditions to all areas today with strong to gale force S to SW winds later veering westerly.

"There will be severe or possibly damaging gusts for a time this morning especially in the west and northwest.

"Extreme caution is advised in the coastal districts of Clare, Connacht and Donegal this morning.

"Squally showery rain will affect many areas at first, with heavy bursts in places. The rain will clear quickly eastwards later this morning with sunshine and blustery showers following behind for the afternoon. Turning cooler, with afternoon temperatures of 14 to 17C."

We will be closed on 19/09/2018 due to the forecasted weather.It is predicted that Storm Ali will bring winds of up to 75 mph & an amber weather warning is in place across Northern Ireland. For safety reasons, the decision has been made to close. https://t.co/Wr5UzG3StWpic.twitter.com/Z4OWxG28Ny

Organisers said last night: "Due to the passage of storm Ali through the midlands between 8am and 10am tomorrow(Wed) and interest of public safety, the NPA has decided to delay the opening of the exhibition for the public until 11am and remain open an extra hour in the evening until 7pm."

Belfast Zoo has also announced it will not open today for "safety reasons".

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They wrote on their website: Due to the wind speed and direction there is a chance of wave overtopping at Salthill.

"Roads Crews will be on standby from early morning to close the Prom Road as dictated by weather conditions.

"It is anticipated that the Prom Road will definitely be closed tomorrow morning (Wednesday) but the exact times will be decided by crews on the ground. Both car parks in Salthill will be closed this evening (Tuesday) as a precaution."